Parallelepipedic packing container provided with an opening arra

Details Parallelepipedic packing container provided with an opening arra Parallelepipedic packing container provided with an opening arra

1979-12-21

1982-08-10

Marcus, Stephen

Special receptacle or package

With pallet feature

Knockdown or collapsible type

229 7R, 229 17R, B65D 574

Patent

active

043434029

ABSTRACT:
A parallelepipedic packing container of the type which is provided with a sealing fin which extends over the upper end wall of the packing container as well as over triangular, double-walled lugs adjoining this end wall. The sealing fin comprises a narrow sealing zone on the outer edge of the fin and a tearing perforation on the base line of the fin, the tearing perforation extending from the tip of one triangular lug to a point on the end wall of the packing container. The sealing fin is unsealed in the area between the narrow sealing zone and the tearing perforation, and moreover a corresponding sealing fin arranged at the base of the packing container is appreciably narrower than the sealing fin wherein the tearing perforation is arranged.

REFERENCES:
patent: 2385897 (1945-10-01), Waters
patent: 3232514 (1966-02-01), Swede et al.
patent: 3717244 (1973-02-01), Smith
patent: 3797726 (1974-03-01), Reil
patent: 4088260 (1978-05-01), Stark et al.
patent: 4248351 (1981-02-01), Berg

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